Chord and Segment Theorems Circles

Given ⨀O with diameter CD̅̅̅̅. AB̅̅̅̅ ∥ CD̅̅̅̅ and m AB̂ = 80°. Find CA

• 50^o

• 55^o

• 60^o

• 65^o

in a circle or congruent circles, congruent ___ have congruent arcs.

• segment

• chords

• arcs

• center

In a circle, if the ______ is perpendicular to a chord, then it bisects the chord and its arc.

• line

• segment

• radius

• chord

Find the value of x

• 10

• 23

• 83

• 181

• a
• b
• c
• d

Solve for d.

• 8

• 9

• 10

• 12

Find the value of x. 14 and 18 represent the entire length of the chords

• √512

• √32

• √35

• √128

Find the value of x.

• 10

• 181

• 34

• 40

What is the length of segment ST?

• 6√2

• 6√3

• 12√2

• 6√3

Find x.

• 12.8

• 7.1

• 15.1

• 2.3